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NOTICE: SIGNALT Calculations are currently running through final testing and may be inaccurate until completed.

SANDY CREEK AT CATHU PLATEAU 1202036

Source MIV
Latest Sample Date 24-11-1997
Taxa count ORDER 7
Taxa count FAMILY 16
Taxa count ALT 16
Mayflies present? 11
ORDER FAMILY ALT
SIGNAL 4.3 4.2 3.3
Weighted SIGNAL 4.8 4.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 95.26% 240,271,045m2
  Minimal Use 1.3.3 Residual native cover 4.74% 11,951,306m2
2,522,224m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown OV 12
Parastacidae (Unident.) OV019999
12
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 52 5
Dytiscidae (Unident.) QC099999
10
Gyrinidae (Unident.) QC109999
9
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
30
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 1 3
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 11 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
10
Hemiptera QH 14 2
Veliidae (Unident.) QH569999
2
Nepidae (Unident.) QH619999
1
Gelastocoridae (Unident.) QH649999
1
Notonectidae (Unident.) QH679999
10
Odonata QO 8 3
Megapodagrionidae (Unident.) QO079999
7
Libellulidae (Unident.) QO179999
1
Trichoptera QT 10 8
Leptoceridae (Unident.) QT259999
10
ORDER
SIGNALT 4.3
Weighted SIGNALT 4.4
Taxa Abundance SIGNALT Grade
Oligochaeta LO 4 2
Oligochaeta (Unident.) LO999999
4
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Mites (Unident.)
Unknown OJ 8
Copepoda (Unident.) OJ999999
8
Unknown OV 6
Parastacidae (Unident.) OV019999
6
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 44 5
Dytiscidae (Unident.) QC099999
8
Hydrophilidae (Unident.) QC119999
27
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
5
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
2
Elmidae (Unident.)
Diptera QD 32 3
Tipulidae (Unident.) QD019999
5
Dixidae (Unident.) QD069999
4
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
4
Chironominae (Unident.) QDAJ9999
7
Ephemeroptera QE 31 9
Baetidae (Unident.) QE029999
11
Leptophlebiidae (Unident.) QE069999
20
Hemiptera QH 13 2
Veliidae (Unident.) QH569999
2
Gelastocoridae (Unident.) QH649999
1
Notonectidae (Unident.) QH679999
10
Megaloptera QM 8 8
Corydalidae (Unident.) QM019999
8
Corydalidae (Unident.)
Odonata QO 23 3
Hypolestidae(Unident.) QO069999
2
Megapodagrionidae (Unident.) QO079999
7
Corduliidae (Unident.) QO169999
14
Plecoptera QP 2 10
Gripopterygidae (Unident.) QP039999
2
Trichoptera QT 32 8
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
10
Polycentropodidae (Unident.) QT079999
1
Ecnomidae (Unident.) QT089999
1
Leptoceridae (Unident.) QT259999
10
ORDER
SIGNALT 4.7
Weighted SIGNALT 4.6